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X12CrNiTi18-9

Germany SEW X12CrNiTi18-9 Heat resisting rolled and forged steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: X12CrNiTi18-9 / X12CrNiTi18-9
Category Grade Standard Region/Area Standard Content
Metals X12CrNiTi18-9 SEW 470 Germany Heat resisting rolled and forged steels

Chemical composition(mass fraction)(wt.%) of the X12CrNiTi18-9

Element Min Max Similar
Ti - - -
Si - 1.0000 -
S - 0.0300 -
P - 0.0450 -
Ni 9.0000 12.0000 -
Mn - 2.0000 -
Cr 17.0000 19.0000 -
C - 0.1200 -

Mechanical Properties of steel grade X12CrNiTi18-9

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
154 (≥) 886 (≥) 11 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical Properties of steel grade X12CrNiTi18-9

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
23 - -     0.44 -  
521 145 - 43.3 333   -  
883 - 24 41.2   214 321

Heat Treatment of steel grade X12CrNiTi18-9

Heat treated : 1419°C - 1635°C

Technological Curves of steel grade X12CrNiTi18-9

Cross Reference Table (Equivalent Grade) of X12CrNiTi18-9

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